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REPCAL (REverse Polish CALculator) is a light and fast calculator in RPN (reverse polish notation) mode for the console (command line). It is written in 180 lines of Python code, and can be used both interactively or inside shell scripts.
Mole (Chemistry Calculator) can calculate molar mass, number of moles and atoms, empirical and molar formulas and can do stoichiometric calculations such as percent yield and limiting reactant. Mole can also do gas stoichiometry and gas law calculations.
This is a small cgi script, written in perl, which can generate character statistics for player characters in the online game Final Fantasy XI. This is a continuation of Japanese code released under the new BSD license.
Advanced calculator for devices that has J2ME supported. You can evaluate sophisticated arithmetic expressions in conventional form including function using. The set of operarations and functions can be easily extended. Works for any J2ME device.
NCalculator is a free calculator for the .NET platform, written in C#. The main goal of this project to create a modular program with a high-knowledge parser for evaulating mathematical expressions.
I wanted to make a calculator with a memory box which could be freely edited. The value box can also be easily edited. At the moment, it provides basic functions. I hope it can be improved (especially the accuracy-more decimal places)Does conversions too
PoloCalc is a Reverse Polish Notation (RPN) desktop calculator for
windows 9X and 2K. Enables copy, paste, undo, const definitions by user...
Programming language used is C++, with the fltk graphic library.
TitanGS Itself is not a game, but a combat calculator. The game consists of printable game pieces. In the future it will all be on computer. The pieces come bundled here on sourceforge. TitanGS is not yet "Fun", but it is getting there.
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Video bitrate calculator to provide quick calculation of bitrates for multimedia files for optimizing quality and filesize. PHP and X11/QT versions available.
ReHash is an easy-to-use console-based hash calculation tool written in C++. It supports many algorithms and output formats and it can be fully configured using some of the many command-line arguments which can be passed to the tool.
It basically creates graphical representations for the functions you introduce.
Current STABLE branch only includes win32 version.
The DEVEL branch includes also a GTK version.
Patches are welcome.
Virtual TI emulates nearly the entire line of Texas Instruments graphing calculators, and offers features that speed up both debugging and testing of calculator programs. Windows version is quite stable but the Linux/OSX version is only in planning.
A scientific graphing calculator written in C#.NET. This is a no longer graded educational project. This project has been abandoned. See the latest news post for details.
MultiCalc is a multifunction, multiplatform, open-source calculator programmed in C++. This program is currently in version 0.1. Any suggestions are welcome, e-mail me at codeyoddler@msn.com.
Baculator is a Reverse Polish Notation (RPN) calculator program with an infinite scrollable stack and support for most common mathematical operations as well as some more esoteric operations. Available for Unix/Gtk+, Mac OS X, and MS Windows.
Transcalc is an analysis and synthesis tool for calculating the electrical and physical properties of different kinds of RF and microwave transmission lines. Transcalc is built using the GIMP toolkit (GTK+) for its GUI interface.
Rascal, the Advanced Scientific CALculator, is a platform independent modular calculator. Based on modules for integer, doubles, strings, vectors and matrices it can be easily extended with existing C or C++ code.
Crystal Math is a symbolic math suite. While it can be used as a simple calculator, it also has a powerful equation based subsystem which lends itself well to such task as symbolic differentiation. Developers Needed!
CalcEm was the emulator that started it all. It was the first emulator for Texas Instruments calculators with public sourcecode.
CalcEm is capable of emulating Texas Instruments calculator models 82 and 83.